Education Mini Poster: If you are learning about the world of geometry then this vibrant mini poster will make a great learning tool for your bedroom or classroom. Featuring squares, circles and triangles, this poster simplifies angles, pi and more to ensure that you are top of your class when it comes to shapes and sizes. Whether you want to learn about angles, area and vortex or Pythagoras theorem, this easy to read poster will help you differentiate your pies from your pi!